Skeleton Animation

See Skeleton Animation
Making skeleton animation asset is much more complex than frame animation, but it save much more memory than using frame animation when running game. The API to operate skeleton animation is the same with frame animation.

Skeleton Sampled Animation

Using skeleton sampled animation is the same with using skeleton animation, but you need to click 'Sampled' button in Inspector panel to sample skeleton animation.

Skeleton sampled animation has much better render performance than skeleton animation, but using a bit more memory, we recommand to use skeleton sampled animation.